Apple III & Profile

From: Dellett, Anthony <Anthony.Dellett_at_Staples.com>
Date: Wed Aug 12 16:47:11 1998

> On Wed, 12 Aug 1998, John Foust wrote:
>
> > >As you mentioned, if you put the wrong disk in, it does
> not give you a way
> > >to recover. I know its hard to believe any software could
> be worse than
> > >Windows at error recovery, but Apple Pascal was. I once
> lost my entire
> > >disk of Pascal programs because the OS could not find the
> right disk. The
> > >error message was something like "Volume not found:
> directory erased".
> >
> > UCSD Pascal's directory structure is absolutely elementary.
> > It's FAT has room for a fixed number of files, and each is stored
> > contiguously in logical blocks. If you've still got the disk,
> > you can easily recover your files. I'm not sure why it
> > would decide to zap the directory structure - are you sure it
> > wasn't your fault? :-) There's a volume label, and I thought
>
> This was 10 years ago in high school. I doubt I can get back
> credit :)
>
> > the OS at least checked this before it assumed the right disk
> > was in the drive - unless your program was working at a low
> > level, and asked for a specific (#4:, #5:) drive.
>
> It was the OS itself that maimed my files. The OS! I put in
> the wrong
> disk and the OS puked all over it.
>

I remember this happening if you were writing to a disk and accidentally
put the wrong one in.

Tony
Received on Wed Aug 12 1998 - 16:47:11 BST